Add Digital Signatures to PDF Documents with JSignPdf

Adding Digital Signature to PDF documents enable companies or parties to exchange confidential documents electronically with an assurance that the information has not been altered since it was sent. It also provides verification against the signer’s digital identity.

JSignPdf is an open source Java application that lets you add digital signatures to PDF documents and supports visible signatures, PDF encryption, certification levels and much more. Version 0.9.0 adds embedded Unicode font to visible signatures and allows setting font size there. The tool can be freely used for both private and commercial use and supports Windows OS and Linux.

Screenshots in Action

Key features of JSignPdf

visible signatures – image and/or description located visualy in a PDF file (page and position can be specified)

Default Widget

This is Sidebar 2. You can edit the content that appears here by visiting your Widgets panel and modifying the current widgets in Sidebar 2. Or, if you want to be a true ninja, you can add your own content to this sidebar by using the appropriate hooks.